From patchwork Mon Apr 19 10:46:15 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yan, Zheng" X-Patchwork-Id: 93473 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3JAmWUV000808 for ; Mon, 19 Apr 2010 10:48:33 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754129Ab0DSKsO (ORCPT ); Mon, 19 Apr 2010 06:48:14 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:29308 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754127Ab0DSKsL (ORCPT ); Mon, 19 Apr 2010 06:48:11 -0400 Received: from acsinet15.oracle.com (acsinet15.oracle.com [141.146.126.227]) by rcsinet10.oracle.com (Switch-3.4.2/Switch-3.4.1) with ESMTP id o3JAm7MR005838 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 19 Apr 2010 10:48:10 GMT Received: from acsmt353.oracle.com (acsmt353.oracle.com [141.146.40.153]) by acsinet15.oracle.com (Switch-3.4.2/Switch-3.4.1) with ESMTP id o3J6hoQ6029929 for ; Mon, 19 Apr 2010 10:48:06 GMT Received: from abhmt003.oracle.com by acsmt353.oracle.com with ESMTP id 170357811271673978; Mon, 19 Apr 2010 03:46:18 -0700 Received: from [141.144.144.227] (/141.144.144.227) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 19 Apr 2010 03:46:18 -0700 Message-ID: <4BCC3477.1030300@oracle.com> Date: Mon, 19 Apr 2010 18:46:15 +0800 From: "Yan, Zheng" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4 MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: [PATCH 04/12] Btrfs: Kill init_btrfs_i() X-Auth-Type: Internal IP X-Source-IP: acsinet15.oracle.com [141.146.126.227] X-CT-RefId: str=0001.0A090206.4BCC34EA.0097:SCFMA922111,ss=1,fgs=0 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Mon, 19 Apr 2010 10:48:33 +0000 (UTC) diff -urp 4/fs/btrfs/inode.c 5/fs/btrfs/inode.c --- 4/fs/btrfs/inode.c 2010-04-18 08:13:48.183698829 +0800 +++ 5/fs/btrfs/inode.c 2010-04-18 10:59:07.534719917 +0800 @@ -3595,40 +3595,10 @@ again: return 0; } -static noinline void init_btrfs_i(struct inode *inode) -{ - struct btrfs_inode *bi = BTRFS_I(inode); - - bi->generation = 0; - bi->sequence = 0; - bi->last_trans = 0; - bi->last_sub_trans = 0; - bi->logged_trans = 0; - bi->delalloc_bytes = 0; - bi->reserved_bytes = 0; - bi->disk_i_size = 0; - bi->flags = 0; - bi->index_cnt = (u64)-1; - bi->last_unlink_trans = 0; - bi->ordered_data_close = 0; - bi->force_compress = 0; - extent_map_tree_init(&BTRFS_I(inode)->extent_tree, GFP_NOFS); - extent_io_tree_init(&BTRFS_I(inode)->io_tree, - inode->i_mapping, GFP_NOFS); - extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree, - inode->i_mapping, GFP_NOFS); - INIT_LIST_HEAD(&BTRFS_I(inode)->delalloc_inodes); - INIT_LIST_HEAD(&BTRFS_I(inode)->ordered_operations); - RB_CLEAR_NODE(&BTRFS_I(inode)->rb_node); - btrfs_ordered_inode_tree_init(&BTRFS_I(inode)->ordered_tree); - mutex_init(&BTRFS_I(inode)->log_mutex); -} - static int btrfs_init_locked_inode(struct inode *inode, void *p) { struct btrfs_iget_args *args = p; inode->i_ino = args->ino; - init_btrfs_i(inode); BTRFS_I(inode)->root = args->root; btrfs_set_inode_space_info(args->root, inode); return 0; @@ -3691,8 +3661,6 @@ static struct inode *new_simple_dir(stru if (!inode) return ERR_PTR(-ENOMEM); - init_btrfs_i(inode); - BTRFS_I(inode)->root = root; memcpy(&BTRFS_I(inode)->location, key, sizeof(*key)); BTRFS_I(inode)->dummy_inode = 1; @@ -4091,7 +4059,6 @@ static struct inode *btrfs_new_inode(str * btrfs_get_inode_index_count has an explanation for the magic * number */ - init_btrfs_i(inode); BTRFS_I(inode)->index_cnt = 2; BTRFS_I(inode)->root = root; BTRFS_I(inode)->generation = trans->transid; @@ -5262,21 +5229,46 @@ unsigned long btrfs_force_ra(struct addr struct inode *btrfs_alloc_inode(struct super_block *sb) { struct btrfs_inode *ei; + struct inode *inode; ei = kmem_cache_alloc(btrfs_inode_cachep, GFP_NOFS); if (!ei) return NULL; + + ei->root = NULL; + ei->space_info = NULL; + ei->generation = 0; + ei->sequence = 0; ei->last_trans = 0; ei->last_sub_trans = 0; ei->logged_trans = 0; + ei->delalloc_bytes = 0; + ei->reserved_bytes = 0; + ei->disk_i_size = 0; + ei->flags = 0; + ei->index_cnt = (u64)-1; + ei->last_unlink_trans = 0; + + spin_lock_init(&ei->accounting_lock); ei->outstanding_extents = 0; ei->reserved_extents = 0; - ei->root = NULL; - spin_lock_init(&ei->accounting_lock); + + ei->ordered_data_close = 0; + ei->dummy_inode = 0; + ei->force_compress = 0; + + inode = &ei->vfs_inode; + extent_map_tree_init(&ei->extent_tree, GFP_NOFS); + extent_io_tree_init(&ei->io_tree, &inode->i_data, GFP_NOFS); + extent_io_tree_init(&ei->io_failure_tree, &inode->i_data, GFP_NOFS); + mutex_init(&ei->log_mutex); btrfs_ordered_inode_tree_init(&ei->ordered_tree); INIT_LIST_HEAD(&ei->i_orphan); + INIT_LIST_HEAD(&ei->delalloc_inodes); INIT_LIST_HEAD(&ei->ordered_operations); - return &ei->vfs_inode; + RB_CLEAR_NODE(&ei->rb_node); + + return inode; } void btrfs_destroy_inode(struct inode *inode)